xmascon19_a.cpp

# include <Siv3D.hpp> // OpenSiv3D v0.4.2

void Main()
{
	const Texture design(U"signboard_t1/design.png");
	Grid<std::pair<int32, Texture>> pieces(8, 8);
	for (auto p : step(pieces.size()))
	{
		const int32 index = p.y * 8 + p.x + 1;
		pieces[p].first = index;
		pieces[p].second = Texture(U"signboard_t1/pieces/p_{}.png"_fmt(index));
	}
	Grid<bool> locked(8, 8, false);
	Optional<Point> selected;

	while (System::Update())
	{
		for (auto p : step(pieces.size()))
		{
			Rect r = pieces[p].second.draw(p * 32);

			r.drawFrame(1, 0, ColorF(0.5, Periodic::Sine0_1(1s)));

			if (p == selected)
			{
				r.draw(ColorF(1, 0.2, 0, 0.3));
			}

			if (locked[p])
			{
				r.draw(ColorF(1.0, 1.0, 0.0, 0.2));
			}

			if (r.leftClicked())
			{
				if (selected)
				{
					std::swap(pieces[p], pieces[selected.value()]);
					selected = none;
				}
				else
				{
					selected = p;
				}
			}

			if (r.rightClicked())
			{
				locked[p] = !locked[p];
			}
		}

		design.draw(256 + 4, 0);

		if (SimpleGUI::Button(U"OK", Vec2(300, 300)))
		{
			for (auto y : step(pieces.height()))
			{
				Array<int32> line;

				for (auto x : step(pieces.width()))
				{
					line << pieces[y][x].first;
				}

				Console << line.join(U" ", U"puts(\"", U"\");");
			}
		}
	}
}